package cn.tedu.sp06.conntroller;

import cn.tedu.sp01.pojo.Item;
import cn.tedu.sp01.pojo.Order;
import cn.tedu.sp01.pojo.User;
import cn.tedu.web.util.JsonResult;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.client.RestTemplate;

import java.util.List;

@RestController
@Slf4j
public class ReibbonController {
    @Autowired
    private RestTemplate rt;

    @GetMapping("/item-service/{orderId}")
    @HystrixCommand(fallbackMethod = "getItemsFB")
    public JsonResult<List<Item>> getItems(@PathVariable String orderId){
        //调用远程的商品服务,获得订单的商品列表
        return rt.getForObject("http://localhost:8001/{1}",
                JsonResult.class,
                orderId);
    }

    @PostMapping("/item-service/decreaseNumber")
    @HystrixCommand(fallbackMethod = "decreaseNumberFB")
    public JsonResult<?> decreaseNumber(@PathVariable List<Item> items){
        return rt.postForObject("http://localhost:8001/decreaseNumber",
                items,
                JsonResult.class);
    }

    @GetMapping("/user-service/{userId}")
    @HystrixCommand(fallbackMethod = "decreaseNumberFB")
    public JsonResult<User> getUser(@PathVariable Integer userId){
        return rt.getForObject("http://localhost:8101/{1}",
                JsonResult.class,
                userId);
    }
    @GetMapping("/user-service/{userId}/sore")
    @HystrixCommand(fallbackMethod = "addScoreFB")
    public JsonResult<?> addScore(@PathVariable Integer userId,
                                  @RequestParam Integer score){

        return rt.getForObject("http://localhost:8101/{1}/score?score={2}",
                JsonResult.class,
                userId,score);
    }
    @GetMapping("/order-service/{orderId}")
    @HystrixCommand(fallbackMethod = "getOrderFB")
    public JsonResult<Order> getOrder(@PathVariable String orderId){
        return rt.getForObject("http://localhost:8201/{1}",
                JsonResult.class,
                orderId);
    }
    @GetMapping("/order-service/")
    @HystrixCommand(fallbackMethod = "addOrderFB")
    public JsonResult<?> addOrder(){
        return rt.getForObject("http://localhost:8201/",
                JsonResult.class);
    }










    public JsonResult<List<Item>> getItemFB(String orderId){
        return JsonResult.err().msg("获取订单商品列表失败");
    }
    public JsonResult<?> decreaseNumberFB(List<Item> items){
        return JsonResult.err().msg("减少用户库存失败");
    }
    public JsonResult<User> getUserFB(Integer userId){
        return JsonResult.err().msg("获取用户信息失败");
    }
    public JsonResult<?> addScoreFB(Integer userId,Integer score){
        return JsonResult.err().msg("增加用户积分失败");
    }
    public JsonResult<Order> getOrderFB(String orderId){
        return JsonResult.err().msg("获取订单失败");
    }
    public JsonResult<?> addOrderFB(){
        return JsonResult.err().msg("添加订单失败");
    }

}
